LOOKING FOR THE RIGHT
INDUSTRIAL SOLUTION?
Discover embedded, communication and automation solutions tailored to your application.
DO-128L-PE
PCIe isolated 128 chan DO Card
440,00 EUR
including VAT 523.60 EUR
- High-Density Output: 128 opto-isolated open-collector output channels, ideal for large-scale digital control systems.
- Opto-Isolation: Each output channel is isolated via opto-couplers to protect the host PC from electrical noise and voltage surges.
- Negative Logic (Current Sinking Type): Outputs are configured for current sinking operation with a negative logic scheme.
- Output Rating: 35VDC, 100mA per channel, suitable for driving relays, lamps, and other DC loads.
- Surge and Overcurrent Protection: Each output transistor includes a Zener diode and polyswitch for protection against voltage surges and overcurrent conditions.
- Fast Response: Maximum response time of 200 microseconds ensures rapid signal switching for real-time control.
- PCI Express Interface: Fully compliant with PCI Express Base Specification Rev. 1.0a ×1, ensuring compatibility with modern PC architectures.
- Compact Form Factor: Low-profile PCI Express board (169.33 mm × 110.18 mm) with a standard bracket included for full-height slots.
- Connector Interface: Two 100-pin 0.8 mm pitch female half-pitch connectors (HDRA-E100W1LFDT1EC-SL+ or equivalent).
- Software Support: Includes Windows and Linux drivers, as well as LabVIEW VI libraries (VI-DAQ) for seamless integration into automation and data acquisition systems.
- RoHS Compliant: Environmentally friendly, lead-free design meeting RoHS directives.
- Opto-Isolation: Each output channel is isolated via opto-couplers to protect the host PC from electrical noise and voltage surges.
- Negative Logic (Current Sinking Type): Outputs are configured for current sinking operation with a negative logic scheme.
- Output Rating: 35VDC, 100mA per channel, suitable for driving relays, lamps, and other DC loads.
- Surge and Overcurrent Protection: Each output transistor includes a Zener diode and polyswitch for protection against voltage surges and overcurrent conditions.
- Fast Response: Maximum response time of 200 microseconds ensures rapid signal switching for real-time control.
- PCI Express Interface: Fully compliant with PCI Express Base Specification Rev. 1.0a ×1, ensuring compatibility with modern PC architectures.
- Compact Form Factor: Low-profile PCI Express board (169.33 mm × 110.18 mm) with a standard bracket included for full-height slots.
- Connector Interface: Two 100-pin 0.8 mm pitch female half-pitch connectors (HDRA-E100W1LFDT1EC-SL+ or equivalent).
- Software Support: Includes Windows and Linux drivers, as well as LabVIEW VI libraries (VI-DAQ) for seamless integration into automation and data acquisition systems.
- RoHS Compliant: Environmentally friendly, lead-free design meeting RoHS directives.
1. Product Overview
Product Name: Opto-Isolated Digital Output Board
Model: DO-128L-PE
Series: PCI Express Digital I/O Series
Article Number: DO-128L-PE
Manufacturer: CONTEC Co., Ltd. (Japan)
Product Category: Industrial Automation / Measurement and Control – Digital I/O Boards
The CONTEC DO-128L-PE is a high-density, opto-isolated digital output interface card designed for PCI Express (PCIe) bus systems. It provides 128 opto-isolated open-collector output channels with built-in surge and overcurrent protection. The board is engineered for industrial automation, control, and monitoring applications requiring reliable, noise-immune digital output control. It is fully compliant with the PCI Express Base Specification Rev. 1.0a and supports x1 lane operation.
2. Key Features
- High-Density Output: 128 opto-isolated open-collector output channels, ideal for large-scale digital control systems.
- Opto-Isolation: Each output channel is isolated via opto-couplers to protect the host PC from electrical noise and voltage surges.
- Negative Logic (Current Sinking Type): Outputs are configured for current sinking operation with a negative logic scheme.
- Output Rating: 35VDC, 100mA per channel, suitable for driving relays, lamps, and other DC loads.
- Surge and Overcurrent Protection: Each output transistor includes a Zener diode and polyswitch for protection against voltage surges and overcurrent conditions.
- Fast Response: Maximum response time of 200 microseconds ensures rapid signal switching for real-time control.
- PCI Express Interface: Fully compliant with PCI Express Base Specification Rev. 1.0a ×1, ensuring compatibility with modern PC architectures.
- Compact Form Factor: Low-profile PCI Express board (169.33 mm × 110.18 mm) with a standard bracket included for full-height slots.
- Connector Interface: Two 100-pin 0.8 mm pitch female half-pitch connectors (HDRA-E100W1LFDT1EC-SL+ or equivalent).
- Software Support: Includes Windows and Linux drivers, as well as LabVIEW VI libraries (VI-DAQ) for seamless integration into automation and data acquisition systems.
- RoHS Compliant: Environmentally friendly, lead-free design meeting RoHS directives.
3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Bus Interface | PCI Express Base Specification Rev. 1.0a ×1 |
| Output Channels | 128 opto-isolated open collector outputs |
| Output Type | Opto-isolated open collector (current sinking type, negative logic) |
| Output Rating | 35VDC, 100mA per channel |
| Response Time (Max.) | 200 µs |
| Isolation Method | Opto-coupler isolation between PC and I/O circuits |
| Common Configuration | 1 common per 16 output channels |
| Internal Power Supply | 3.3VDC, 600mA (from PCIe bus) |
| Wiring Distance | Up to 50 meters (depending on wiring environment) |
| I/O Address Allocation | Any 32-byte boundary |
| Board Dimensions | 169.33 mm (L) × 110.18 mm (H) |
| Connectors | Two 100-pin 0.8 mm pitch female half-pitch connectors (HDRA-E100W1LFDT1EC-SL+ [HONDA Tsushin Kogyo] or equivalent) |
| Power Consumption | 3.3VDC, 600mA (typical) |
| Operating Temperature | 0°C to +50°C (typical industrial range) |
| Storage Temperature | -10°C to +60°C |
| Humidity | 10–90% RH (non-condensing) |
| Mounting | Standard PCI Express slot (low-profile bracket included) |
| Weight | Approx. 150 g (board only) |
| Compliance | RoHS, CE (industrial EMC standards) |
4. Functionality
The DO-128L-PE functions as a high-capacity digital output interface for controlling external devices such as relays, solenoids, lamps, and actuators. Each output channel is optically isolated from the PC’s internal circuitry, ensuring electrical separation and noise immunity. The board uses open-collector transistor outputs configured for current sinking operation (negative logic).
Operation Principle:
When a logic “1” is output from the host PC, the corresponding transistor switches ON, allowing current to flow from the external load’s positive supply through the transistor to ground. The opto-isolation ensures that any voltage spikes or ground potential differences do not affect the PC system.
Use Cases and Applications:
- Factory automation and process control systems
- PLC and relay control interfaces
- Machine tool and robotics control
- Signal output for test benches and measurement systems
- LED or indicator control in monitoring systems
- Integration with SCADA and HMI systems
Compatibility:
- Compatible with PCI Express x1, x4, x8, and x16 slots.
- Software drivers support Windows (API-TOOL for Windows) and Linux (API-TOOL for Linux).
- LabVIEW integration via VI-DAQ library for graphical programming environments.
5. Components & Accessories
Included Items:
- DO-128L-PE PCI Express board
- Standard-size PCI bracket (low-profile compatible)
- Documentation and driver software (downloadable from CONTEC website)
Optional Accessories:
- Cables:
- PCB100PS, PCB100/96PS, PCA100P, PCB100WS (100-pin to 96-pin or 100-pin extension cables)
- Terminal Blocks and Connector Boards:
- EPD-37A, EPD-37, EPD-96A, EPD-96, EPD-100A, DTP-3A, DTP-4A, DTP-64(PC), CM-64(PC)E, CCB-96
- Connector Type:
- 100-pin 0.8 mm pitch female half-pitch (HDRA-E100W1LFDT1EC-SL+ [HONDA Tsushin Kogyo] or equivalent)
These accessories allow flexible wiring configurations and easy connection to external devices or terminal blocks.
6. Installation & Setup
System Requirements:
- PC with available PCI Express x1 (or higher) slot
- Operating System: Windows 10/11, Linux (kernel 2.6 or later)
- Minimum 3.3VDC 600mA power available from PCIe slot
Installation Steps:
1. Power off the PC and disconnect the power cord.
2. Insert the DO-128L-PE board into an available PCI Express slot.
3. Secure the board using the bracket screw.
4. Connect external devices via the two 100-pin connectors using appropriate cables (e.g., PCB100PS).
5. Power on the PC and install the driver software.
6. Verify device recognition in the OS and configure I/O addresses using the provided API or utility.
Mounting Options:
- Standard PCI Express bracket (included)
- Optional low-profile bracket for compact systems
Configuration:
- I/O address automatically assigned by the PCI Express plug-and-play mechanism.
- Output logic and control handled via software API or LabVIEW VI functions.
7. Performance & Capabilities
- Output Capacity: 128 channels, each capable of 100mA at 35VDC.
- Response Time: 200 µs maximum, suitable for high-speed control applications.
- Isolation Voltage: Typically 500VDC or higher between PC and I/O circuits.
- Noise Immunity: Opto-coupler isolation minimizes susceptibility to electrical noise.
- Protection Features:
- Zener diode for surge suppression
- Polyswitch for overcurrent protection
- Reliability: Designed for continuous industrial operation with long MTBF.
- Limitations:
- Output limited to 100mA per channel; external relays required for higher current loads.
- Negative logic only (current sinking type).
- Requires external power supply for load circuits (not provided by the board).
8. Standards & Compliance
- Bus Standard: PCI Express Base Specification Rev. 1.0a ×1
- Electrical Isolation: Opto-coupler isolation between PC and I/O circuits
- Environmental Compliance: RoHS-compliant (lead-free)
- Safety & EMC: Designed to meet CE and industrial EMC standards
- Software Standards:
- Windows API-TOOL (Win32 DLL-based interface)
- Linux API-TOOL (shared library and kernel module)
- LabVIEW VI-DAQ library for National Instruments LabVIEW integration
Supported Operating Systems:
- Windows 10/11 (32-bit and 64-bit)
- Linux distributions with kernel 2.6 or later
Driver and API Support:
- API-TOOL for Windows: Provides Win32API-compatible DLL functions for easy integration into custom applications.
- API-TOOL for Linux: Offers module-style device drivers and shared libraries for C/C++ development.
- LabVIEW VI-DAQ: Simplifies integration into LabVIEW environments with pre-built virtual instruments.
9. Additional Information
Warranty:
- Standard manufacturer’s warranty (typically 1 year) covering defects in materials and workmanship.
Technical Support:
- Comprehensive online documentation, driver downloads, and example code available at [www.contec.com](http://www.contec.com).
- Technical assistance via CONTEC’s global support network.
Maintenance:
- No periodic maintenance required.
- Keep connectors and board free from dust and contaminants.
- Ensure proper grounding and shielding in industrial environments.
Firmware & Software Updates:
- Driver and firmware updates available through CONTEC’s website.
- Backward compatibility maintained with previous API versions.
RoHS & Environmental Marking:
- The product bears CONTEC’s original RoHS-compliant marking, ensuring adherence to environmental standards.
Related Models in the Series:
- DO-32L-PE (32-channel version)
- DO-64L-PE (64-channel version)
- DIO-6464L-PE (64 input / 64 output combination)
- DI-128L-PE (128-channel input version)
These models share similar electrical characteristics and software compatibility, allowing scalable system design.
Summary
The CONTEC DO-128L-PE is a robust, high-density, opto-isolated digital output board for PCI Express systems, offering 128 channels of reliable, noise-immune control. With its 35VDC/100mA per-channel capability, 200µs response time, and comprehensive surge and overcurrent protection, it is ideally suited for industrial automation, process control, and large-scale digital output applications. The board’s opto-isolation ensures electrical safety and system stability, while its full software support for Windows, Linux, and LabVIEW simplifies integration into diverse control environments.
Its compact PCIe form factor, RoHS compliance, and extensive accessory ecosystem make the DO-128L-PE a versatile and future-proof solution for engineers and system integrators seeking high-performance digital output control in industrial and laboratory settings.
Product Name: Opto-Isolated Digital Output Board
Model: DO-128L-PE
Series: PCI Express Digital I/O Series
Article Number: DO-128L-PE
Manufacturer: CONTEC Co., Ltd. (Japan)
Product Category: Industrial Automation / Measurement and Control – Digital I/O Boards
The CONTEC DO-128L-PE is a high-density, opto-isolated digital output interface card designed for PCI Express (PCIe) bus systems. It provides 128 opto-isolated open-collector output channels with built-in surge and overcurrent protection. The board is engineered for industrial automation, control, and monitoring applications requiring reliable, noise-immune digital output control. It is fully compliant with the PCI Express Base Specification Rev. 1.0a and supports x1 lane operation.
2. Key Features
- High-Density Output: 128 opto-isolated open-collector output channels, ideal for large-scale digital control systems.
- Opto-Isolation: Each output channel is isolated via opto-couplers to protect the host PC from electrical noise and voltage surges.
- Negative Logic (Current Sinking Type): Outputs are configured for current sinking operation with a negative logic scheme.
- Output Rating: 35VDC, 100mA per channel, suitable for driving relays, lamps, and other DC loads.
- Surge and Overcurrent Protection: Each output transistor includes a Zener diode and polyswitch for protection against voltage surges and overcurrent conditions.
- Fast Response: Maximum response time of 200 microseconds ensures rapid signal switching for real-time control.
- PCI Express Interface: Fully compliant with PCI Express Base Specification Rev. 1.0a ×1, ensuring compatibility with modern PC architectures.
- Compact Form Factor: Low-profile PCI Express board (169.33 mm × 110.18 mm) with a standard bracket included for full-height slots.
- Connector Interface: Two 100-pin 0.8 mm pitch female half-pitch connectors (HDRA-E100W1LFDT1EC-SL+ or equivalent).
- Software Support: Includes Windows and Linux drivers, as well as LabVIEW VI libraries (VI-DAQ) for seamless integration into automation and data acquisition systems.
- RoHS Compliant: Environmentally friendly, lead-free design meeting RoHS directives.
3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Bus Interface | PCI Express Base Specification Rev. 1.0a ×1 |
| Output Channels | 128 opto-isolated open collector outputs |
| Output Type | Opto-isolated open collector (current sinking type, negative logic) |
| Output Rating | 35VDC, 100mA per channel |
| Response Time (Max.) | 200 µs |
| Isolation Method | Opto-coupler isolation between PC and I/O circuits |
| Common Configuration | 1 common per 16 output channels |
| Internal Power Supply | 3.3VDC, 600mA (from PCIe bus) |
| Wiring Distance | Up to 50 meters (depending on wiring environment) |
| I/O Address Allocation | Any 32-byte boundary |
| Board Dimensions | 169.33 mm (L) × 110.18 mm (H) |
| Connectors | Two 100-pin 0.8 mm pitch female half-pitch connectors (HDRA-E100W1LFDT1EC-SL+ [HONDA Tsushin Kogyo] or equivalent) |
| Power Consumption | 3.3VDC, 600mA (typical) |
| Operating Temperature | 0°C to +50°C (typical industrial range) |
| Storage Temperature | -10°C to +60°C |
| Humidity | 10–90% RH (non-condensing) |
| Mounting | Standard PCI Express slot (low-profile bracket included) |
| Weight | Approx. 150 g (board only) |
| Compliance | RoHS, CE (industrial EMC standards) |
4. Functionality
The DO-128L-PE functions as a high-capacity digital output interface for controlling external devices such as relays, solenoids, lamps, and actuators. Each output channel is optically isolated from the PC’s internal circuitry, ensuring electrical separation and noise immunity. The board uses open-collector transistor outputs configured for current sinking operation (negative logic).
Operation Principle:
When a logic “1” is output from the host PC, the corresponding transistor switches ON, allowing current to flow from the external load’s positive supply through the transistor to ground. The opto-isolation ensures that any voltage spikes or ground potential differences do not affect the PC system.
Use Cases and Applications:
- Factory automation and process control systems
- PLC and relay control interfaces
- Machine tool and robotics control
- Signal output for test benches and measurement systems
- LED or indicator control in monitoring systems
- Integration with SCADA and HMI systems
Compatibility:
- Compatible with PCI Express x1, x4, x8, and x16 slots.
- Software drivers support Windows (API-TOOL for Windows) and Linux (API-TOOL for Linux).
- LabVIEW integration via VI-DAQ library for graphical programming environments.
5. Components & Accessories
Included Items:
- DO-128L-PE PCI Express board
- Standard-size PCI bracket (low-profile compatible)
- Documentation and driver software (downloadable from CONTEC website)
Optional Accessories:
- Cables:
- PCB100PS, PCB100/96PS, PCA100P, PCB100WS (100-pin to 96-pin or 100-pin extension cables)
- Terminal Blocks and Connector Boards:
- EPD-37A, EPD-37, EPD-96A, EPD-96, EPD-100A, DTP-3A, DTP-4A, DTP-64(PC), CM-64(PC)E, CCB-96
- Connector Type:
- 100-pin 0.8 mm pitch female half-pitch (HDRA-E100W1LFDT1EC-SL+ [HONDA Tsushin Kogyo] or equivalent)
These accessories allow flexible wiring configurations and easy connection to external devices or terminal blocks.
6. Installation & Setup
System Requirements:
- PC with available PCI Express x1 (or higher) slot
- Operating System: Windows 10/11, Linux (kernel 2.6 or later)
- Minimum 3.3VDC 600mA power available from PCIe slot
Installation Steps:
1. Power off the PC and disconnect the power cord.
2. Insert the DO-128L-PE board into an available PCI Express slot.
3. Secure the board using the bracket screw.
4. Connect external devices via the two 100-pin connectors using appropriate cables (e.g., PCB100PS).
5. Power on the PC and install the driver software.
6. Verify device recognition in the OS and configure I/O addresses using the provided API or utility.
Mounting Options:
- Standard PCI Express bracket (included)
- Optional low-profile bracket for compact systems
Configuration:
- I/O address automatically assigned by the PCI Express plug-and-play mechanism.
- Output logic and control handled via software API or LabVIEW VI functions.
7. Performance & Capabilities
- Output Capacity: 128 channels, each capable of 100mA at 35VDC.
- Response Time: 200 µs maximum, suitable for high-speed control applications.
- Isolation Voltage: Typically 500VDC or higher between PC and I/O circuits.
- Noise Immunity: Opto-coupler isolation minimizes susceptibility to electrical noise.
- Protection Features:
- Zener diode for surge suppression
- Polyswitch for overcurrent protection
- Reliability: Designed for continuous industrial operation with long MTBF.
- Limitations:
- Output limited to 100mA per channel; external relays required for higher current loads.
- Negative logic only (current sinking type).
- Requires external power supply for load circuits (not provided by the board).
8. Standards & Compliance
- Bus Standard: PCI Express Base Specification Rev. 1.0a ×1
- Electrical Isolation: Opto-coupler isolation between PC and I/O circuits
- Environmental Compliance: RoHS-compliant (lead-free)
- Safety & EMC: Designed to meet CE and industrial EMC standards
- Software Standards:
- Windows API-TOOL (Win32 DLL-based interface)
- Linux API-TOOL (shared library and kernel module)
- LabVIEW VI-DAQ library for National Instruments LabVIEW integration
Supported Operating Systems:
- Windows 10/11 (32-bit and 64-bit)
- Linux distributions with kernel 2.6 or later
Driver and API Support:
- API-TOOL for Windows: Provides Win32API-compatible DLL functions for easy integration into custom applications.
- API-TOOL for Linux: Offers module-style device drivers and shared libraries for C/C++ development.
- LabVIEW VI-DAQ: Simplifies integration into LabVIEW environments with pre-built virtual instruments.
9. Additional Information
Warranty:
- Standard manufacturer’s warranty (typically 1 year) covering defects in materials and workmanship.
Technical Support:
- Comprehensive online documentation, driver downloads, and example code available at [www.contec.com](http://www.contec.com).
- Technical assistance via CONTEC’s global support network.
Maintenance:
- No periodic maintenance required.
- Keep connectors and board free from dust and contaminants.
- Ensure proper grounding and shielding in industrial environments.
Firmware & Software Updates:
- Driver and firmware updates available through CONTEC’s website.
- Backward compatibility maintained with previous API versions.
RoHS & Environmental Marking:
- The product bears CONTEC’s original RoHS-compliant marking, ensuring adherence to environmental standards.
Related Models in the Series:
- DO-32L-PE (32-channel version)
- DO-64L-PE (64-channel version)
- DIO-6464L-PE (64 input / 64 output combination)
- DI-128L-PE (128-channel input version)
These models share similar electrical characteristics and software compatibility, allowing scalable system design.
Summary
The CONTEC DO-128L-PE is a robust, high-density, opto-isolated digital output board for PCI Express systems, offering 128 channels of reliable, noise-immune control. With its 35VDC/100mA per-channel capability, 200µs response time, and comprehensive surge and overcurrent protection, it is ideally suited for industrial automation, process control, and large-scale digital output applications. The board’s opto-isolation ensures electrical safety and system stability, while its full software support for Windows, Linux, and LabVIEW simplifies integration into diverse control environments.
Its compact PCIe form factor, RoHS compliance, and extensive accessory ecosystem make the DO-128L-PE a versatile and future-proof solution for engineers and system integrators seeking high-performance digital output control in industrial and laboratory settings.
-
ContecCatalog2011-2012-en-H Digital IO.pdf
PDF Catalog
No accessories available.
